Monitoring Of Process Information - Baltimore Aircoil Company Trillium Series Operating And Maintenance Instructions Manual

DEFAULT MENU
The overview of different operational parameters and their settings (ex: temperatures, set point, theoretical
frequency, actual frequency, and some general statuses)
ALARMS
This menu can be accessed by pressing on the Alarm button (Triangle with exclamation mark).
To acknowledge an alarm, press the Alarm button (Triangle with exclamation mark). If the source of the alarm has
disappeared, so will the alarm message, otherwise the alarm will stay present.
OPERATOR MENU
To access this menu press
After you select the desired menu, press
You can return to the default menu by pressing
Before you can enter the actual menu, a password needs to be given. The standard password is "1234"
The following items are available:
• Local on/off
• Set point (both summer and winter)
• PI parameters
• Cleaning cycle activation/deactivation + duration
• Day/night operation activation/deactivation + start/stop
• Day/night operation maximum frequency
• Restriction on water usage period
• Status of pre-cooler authorization
• Time delay on alarm messages
• Reset function on internal timers (VFD, pre-coolers)
• Communication address + baud rate
• Time/date
• Change access code
Changing the controller's parameters may result in an undesired operation of the unit such as a
'hunting' phenomenon, premature activation of pre-cooling (hence increased water consumption)
or in late pre-cooling activation resulting in fluid outlet temperatures exceeding the design

Monitoring of process information

DRY CONTACTS AT TERMINAL STRIP IN ELECTRICAL PANEL
• Input:
- Free cooling (NO)
• Output:
- General Alarm (NO+NC)
5 Operating instructions
5 Operating instructions
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CAUTION
temperature.
W W W . B A L T I M O R E A I R C O I L . E U
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